Elastic. They produce changes in the structure of the body on which they act. For example, to forge a sword, various types of forces are often applied to a piece of incandescent steel.
Dynamic They produce changes in the speed (module, direction or sense) of the body on which they act. For example, if you apply and maintain the same force for a certain time to the shopping cart, it will gradually increase its speed.
3.-Newton's Third Law or Law of Action and Reaction
